Spectrum line
频谱线，光谱线
🧩 词语组成解析
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
🗣️ 情景例句
No, thanks.
不啦，谢谢。
How much do you charge per unit?
你们每件要价多少呢？
And I can't find her passport anywhere. So she must have taken that too.
而且我在哪都找不到她的护照，所以她一定也带去了。